Examples with ORecordBytes com.orientechnologies.orient.core.record.impl.ORecordBytes used on opensource projects

Example 6 with ORecordBytes

use of com.orientechnologies.orient.core.record.impl.ORecordBytes in project orientdb by orientechnologies.

the class CRUDObjectPhysicalTest method testObjectDelete.

@Test(dependsOnMethods = "testAddingORecordBytesAfterParentCreation")
public void testObjectDelete() {
    Media media = new Media();
    OBlob testRecord = new ORecordBytes("This is a test".getBytes());
    media.setContent(testRecord);
    media = database.save(media);
    Assert.assertEquals(new String(media.getContent().toStream()), "This is a test");
    // try to delete
    database.delete(media);
}

Example 7 with ORecordBytes

use of com.orientechnologies.orient.core.record.impl.ORecordBytes in project orientdb by orientechnologies.

the class BinaryTest method testMixedCreateExternal.

@Test(dependsOnMethods = "testBasicReadExternal")
public void testMixedCreateExternal() {
    ODocument doc = new ODocument();
    doc.field("binary", new ORecordBytes(database, "Binary data".getBytes()));
    doc.save();
    rid = doc.getIdentity();
}

Example 8 with ORecordBytes

use of com.orientechnologies.orient.core.record.impl.ORecordBytes in project orientdb by orientechnologies.

the class LocalDocumentAndBinarySpeedTest method saveLotOfMixedData.

@Test
public void saveLotOfMixedData() {
    database.open(DEFAULT_DB_USER, DEFAULT_DB_PASSWORD);
    OClass chunk = database.getMetadata().getSchema().createClass("Chunk");
    index = chunk.createProperty("hash", OType.STRING).createIndex(OClass.INDEX_TYPE.UNIQUE);
    chunk.createProperty("binary", OType.LINK);
    try {
        byte[] data = new byte[size];
        for (int i = 0; i < size; i++) {
            data[i] = (byte) (i % 255);
        }
        ODocument doc = new ODocument("Chunk");
        for (int i = 0; i < count; i++) {
            doc.reset();
            doc.setClassName("Chunk");
            doc.field("hash", "key" + Integer.toString(i));
            doc.field("binary", new ORecordBytes(database, data));
            doc.save();
            ORID rid = doc.getIdentity();
            if (i % 100 == 0)
                System.out.println("ORID=" + rid);
        }
    } finally {
        database.close();
    }
}

Example 9 with ORecordBytes

use of com.orientechnologies.orient.core.record.impl.ORecordBytes in project orientdb by orientechnologies.

the class GiantFileTest method storeFileData.

private static void storeFileData(final ODocument fileDoc, final File file) throws Exception {
    // To avoid overwriting a stored file, DataChunks must be null.
    final List<ORID> existingChunks = fileDoc.field("DataChunks");
    if (existingChunks != null) {
        final String fileName = fileDoc.field("FileName");
        throw new RuntimeException("File record already has data; overwrite not allowed! fileName: " + fileName);
    }
    // TODO: is this assumption ok?
    // Get the currently open database for this thread and set intent.
    final ODatabase database = ODatabaseRecordThreadLocal.INSTANCE.get();
    database.declareIntent(new OIntentMassiveInsert());
    // Insert File data.
    final long fileSize = file.length();
    final FileInputStream in = new FileInputStream(file);
    try {
        final int CHUNK_SIZE = 81920;
        int bufferedBytes;
        final byte[] buffer = new byte[CHUNK_SIZE];
        byte currentPercent = 0;
        final int fullChunks = (int) (fileSize / CHUNK_SIZE);
        final long fullChunksSize = fullChunks * CHUNK_SIZE;
        final int totalChunks;
        if (fileSize > fullChunksSize) {
            totalChunks = fullChunks + 1;
        } else {
            totalChunks = fullChunks;
        }
        final List<ORID> chunkRids = new ArrayList<ORID>(totalChunks);
        // Make only one ORecordBytes instance and reuse it for every chunk,
        // to reduce heap garbage.
        final ORecordBytes chunk = new ORecordBytes();
        // Handle the full chunks.
        for (int page = 0; page < fullChunks; page++) {
            // Read a full chunk of data from the file into a buffer.
            bufferedBytes = 0;
            while (bufferedBytes < buffer.length) {
                final int bytesRead = in.read(buffer, bufferedBytes, buffer.length - bufferedBytes);
                if (bytesRead == -1) {
                    throw new Exception("Reached end of file prematurely. (File changed while reading?) fileName=" + file.getAbsolutePath());
                }
                bufferedBytes += bytesRead;
            }
            // Save the chunk to the database.
            final long saveStartTime = System.currentTimeMillis();
            chunk.reset(buffer);
            chunk.save();
            final long saveMs = System.currentTimeMillis() - saveStartTime;
            // Log the amount of time taken by the save.
            System.out.printf("Saved chunk %d in %d ms.\n", page, saveMs);
            // Save the chunk's record ID in the list.
            // Have to copy() the ORID or else every chunk in the list gets the same last ORID.
            // This is because we are using the chunk.reset(); approach to reduce garbage objects.
            chunkRids.add(chunk.getIdentity().copy());
            // Only report progress if it has changed.
            final byte percent = (byte) ((page + 1) * 100 / totalChunks);
            if (percent > currentPercent) {
                System.out.printf("Progress: %d%%\n", percent);
                currentPercent = percent;
            }
        }
        // Handle the final partial chunk (if any).
        if (fullChunks < totalChunks) {
            final int remainder = (int) (fileSize - fullChunksSize);
            // Read the remaining data from the file into a buffer.
            bufferedBytes = 0;
            while (bufferedBytes < remainder) {
                final int bytesRead = in.read(buffer, bufferedBytes, remainder - bufferedBytes);
                if (bytesRead == -1) {
                    throw new Exception("Reached end of file prematurely. (File changed while reading?) fileName=" + file.getAbsolutePath());
                }
                bufferedBytes += bytesRead;
            }
            // Save the chunk to the database.
            final long saveStartTime = System.currentTimeMillis();
            chunk.reset(Arrays.copyOf(buffer, remainder));
            chunk.save();
            final long saveMs = System.currentTimeMillis() - saveStartTime;
            // Log the amount of time taken by the save.
            System.out.printf("Saved partial chunk %d in %d ms.\n", fullChunks, saveMs);
            // Save the chunk's record ID in the list.
            chunkRids.add(chunk.getIdentity());
        }
        // Should be no more data, so validate this.
        final int b = in.read();
        if (b != -1) {
            throw new Exception("File changed while saving to database! fileName=" + file.getAbsolutePath());
        }
        // Report 100% progress if we haven't already.
        if (currentPercent < 100) {
            System.out.println("Progress: 100%");
        }
        // Save the list of chunk references.
        final long saveChunkListStartTime = System.currentTimeMillis();
        fileDoc.field("DataChunks", chunkRids);
        fileDoc.save();
        final long saveChunkListMs = System.currentTimeMillis() - saveChunkListStartTime;
        // Log the amount of time taken to save the list of chunk RIDs.
        System.out.printf("Saved list of %d chunk RIDs in %d ms.\n", chunkRids.size(), saveChunkListMs);
    } finally {
        database.declareIntent(null);
        in.close();
    }
}

Example 10 with ORecordBytes

use of com.orientechnologies.orient.core.record.impl.ORecordBytes in project orientdb by orientechnologies.

the class TransactionOptimisticTest method testTransactionOptimisticCommit.

@Test(dependsOnMethods = "testTransactionOptimisticRollback")
public void testTransactionOptimisticCommit() throws IOException {
    if (database.getClusterIdByName("binary") == -1)
        database.addBlobCluster("binary");
    long tot = database.countClusterElements("binary");
    database.begin();
    OBlob recordBytes = new ORecordBytes("This is the first version".getBytes());
    recordBytes.save("binary");
    database.commit();
    Assert.assertEquals(database.countClusterElements("binary"), tot + 1);
}